enhancement - use ft_ prefix fomr some functions in test script


git-svn-id: svn+ssh://svn.fcdonders.nl/home/svnroot/fieldtrip/trunk@9438 0cf7c7f0-3615-4144-b4e6-68da3bce3cd0
enhancement - use ft_sourceanalysis instead of sourceanalysis


git-svn-id: svn+ssh://svn.fcdonders.nl/home/svnroot/fieldtrip/trunk@9439 0cf7c7f0-3615-4144-b4e6-68da3bce3cd0